General

  • Target

    2024-12-03_14b3ba84931f9d0d261decb8ccbaf079_ismagent_ryuk_sliver

  • Size

    2.9MB

  • Sample

    241203-cxr5qa1mel

  • MD5

    14b3ba84931f9d0d261decb8ccbaf079

  • SHA1

    a77659ab265213a2b38384b2ae8e1a722c1d7b2e

  • SHA256

    854717a4571738e4ed8d49e7d1f9c77cf02f2aa26d7fd49cd4195b68aa44cb94

  • SHA512

    97c65b9d2390b0e8af2a7a4510130a92c0be4c90399223b8f5b70eddc1b916329cb005fda7c3c5209c7d83a4c4637605a4cff37304960965e2a5af045d390b98

  • SSDEEP

    49152:iiQagHg5EVhwQd+qrW+i1w+Tqc0KxZbDOCwMDbyeKw3FGMFvfjPW21I3iIJR:3g7hRdj9iMlHBSFBWZR

Malware Config

Extracted

Family

meshagent

Version

2

Botnet

Personal

C2

http://heimdall.hostedhero.com:443/agent.ashx

Attributes
  • mesh_id

    0x012DB6DDE7E65372F345CC35A1186B518B2A8BBA6502557EEDF03299CB0153F34D79A8C46FF331BD838E3903EF9E37A4

  • server_id

    316B450D4320A8D7AF354D9F06DF347C98693E4AA9014FC7CFEF9940F3F338B0853FADD2076DF2D06D5810331C87BF50

  • wss

    wss://heimdall.hostedhero.com:443/agent.ashx

Targets

    • Target

      2024-12-03_14b3ba84931f9d0d261decb8ccbaf079_ismagent_ryuk_sliver

    • Size

      2.9MB

    • MD5

      14b3ba84931f9d0d261decb8ccbaf079

    • SHA1

      a77659ab265213a2b38384b2ae8e1a722c1d7b2e

    • SHA256

      854717a4571738e4ed8d49e7d1f9c77cf02f2aa26d7fd49cd4195b68aa44cb94

    • SHA512

      97c65b9d2390b0e8af2a7a4510130a92c0be4c90399223b8f5b70eddc1b916329cb005fda7c3c5209c7d83a4c4637605a4cff37304960965e2a5af045d390b98

    • SSDEEP

      49152:iiQagHg5EVhwQd+qrW+i1w+Tqc0KxZbDOCwMDbyeKw3FGMFvfjPW21I3iIJR:3g7hRdj9iMlHBSFBWZR

    • Detects MeshAgent payload

    • MeshAgent

      MeshAgent is an open source remote access trojan written in C++.

    • Meshagent family

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks